Granulomas are collections of white blood cells such as macrophages, plasma cells, neutrophils and lymphocytes, that come together as a group to fight against any fungi and bacteria that the body has a hard time getting rid of. They also form to...
Cholesterol granulomas are sacs, lesions or cysts filled with fluid, fat and cholesterol. While more research is still needed to understand the exact cause, it may be that these growths form when the immune system initiates an anti-inflammatory...
Cholesterol granuloma, or cholesterol cyst, is a benign mass that contains brownish-yellow debris with cholesterol crystals and is characterized by slow growth. These lesions can be found in any part of the body, but they frequently arise...
Granuloma annulare is a chronic skin condition that causes a person's skin to appear discolored and as though there is a bumpy rash. The condition can affect adults, but it is most common in children, including babies. Because of the rash's...
Granuloma annulare, or GA, is a skin condition that presents as reddish or skin-tone bumps. Although it is unclear whether there is a relationship between diet and this illness, there is an association between granuloma annulare and diabetes...
Granuloma annulare is a chronic, but harmless skin condition characterized by ring-shaped groups of bumps on the skin. Most cases of granuloma annulare require no treatment as the lesions typically resolve on their own within two years, according...
Granulomatous diseases are a group of disorders characterized by a particular type of immune response termed granulomatous inflammation. Specific types of immune cells are present in granulomatous lesions, also called granulomas, giving them an...
Calcium is a necessary mineral for bone health. In certain conditions, however, calcium may form small growths in the lungs or other organs. When a calcium growth appears in the lungs, it is called a pulmonary granuloma, according to...
Lung granulomas are clumps of chronically inflamed tissue usually caused by a fungal or bacterial infection. They can also form due to noninfectious diseases, or from irritation of lung tissue by a foreign body. Granulomas consist of clusters of...
The act of getting a tattoo is a form of self-expression that's accompanied by several risks. Even if you visit a reputable tattoo parlor with clean conditions, the tattoo ink that enters your skin can carry health risks. Tattoo dyes, especially...
Neuropathy sarcoidosis is a condition in which the immune system deposits immune cells known as granulomas within the central nervous system. These deposits can cause considerable inflammation. Most often, granulomas are found in the region of the...
A pulmonary nodule is a small lesion found incidentally in about one out of every 500 chest x-rays, according to the University of Rochester Medical Center. Most pulmonary nodules are benign, but they can represent early cancer. It is important to...
Imaging studies of the liver, including ultrasound, CT and MRI scans, allow doctors to visualize the structure and texture of the organ. The liver normally has a uniform appearance on imaging scans. A spot on the liver describes an area that...
Cavities in the lungs are formed by inflammation of lung tissue leading to the development of an abscess. When the abscess ruptures, the contents are expectorated, leaving behind an air- and fluid-filled cavity. Chest X-rays and computer...
Sarcoidosis is an inflammatory disease characterized by noncaseating granulomas. These granulomas can affect any organ in the body and manifestations in the lung are the most common. In addition to the granulomas, those who have been diagnosed...
The high content of air in the lungs gives them a nearly transparent appearance on chest X-rays and CT scans. In contrast, areas of solid tissue within the lungs appear as white spots with these imaging techniques. A spot on the lung is an...
The lungs are shaped like large, spongy, slightly concave cones on either side of the chest cavity. Made of multitudes of air sacs, they are lightweight and elastic. The right lung is larger than the left and has three lobes; the left lung has two...
Nostril piercings are one of the most common facial piercings available, possibly second only to the earlobe in terms of popularity. Healing is relatively easy, if sometimes slow--about three to four months on average. But every piercing can...
A number of common skin conditions can cause big bumps on the scalp. While unsightly, many of these conditions remain benign. However, in some cases these bumps may indicate the presence of serious health complications such as skin cancer. Speak...
The recovery after vasectomy is usually quick, and most men experience few side effects after the procedure. On occasion, some men may notice a lump in one or both testicles after a vasectomy. Some causes for testicular lumps after vasectomy...
Sarcoidosis is an immune disorder that causes inflammation in different organs of the body. The chronic disease has no cure, but treatment options do exist. Often, physicians prescribe medications to control the inflammation. Although no research...
Tattoos as a form of body art have existed for centuries. As consumers demand new and innovative tattoos, the industry responds with new and different inks, including ink that is only visible under ultraviolet (UV) light. Some potential dangers...
Portal hypertension is an increase in the pressure in your vein that carries blood from the digestive organs to the liver, according to the Cleveland Clinic. This pressure increase causes the development of large veins, which can bleed easily....
Although small, black bumps on the legs, particularly a child's legs, are probably harmless, it's better to be safe than sorry. See a doctor to rule out the possibility of skin cancer and to receive an exact skin diagnosis. Treatments are...
Tattoos have become increasingly popular in today's culture. However, most people don't know what ingredients are in tattoo ink, thereby increasing their chances for an allergic reaction. The introduction of a foreign chemical to the skin may...
Benign lung nodules are small, noncancerous masses of tissue typically discovered incidentally on a chest X-ray or CT scan. One out of every 500 to 1,000 chest X-rays reveals an unexpected lung nodule. The chance of finding a lung nodule is even...
Tattoos are a type of body art that entails making small punctures in the skin and injecting ink to make a permanent mark. If you are getting a tattoo, go to a reputable parlor and licensed practitioner. Aside from the pain associated with the...
Bumps are common occurrences on nose piercings because they are easily bumped, and cartilage also takes longer to heal than the fleshy areas of the body such as the ear lobes. They often appear as red bumps right beside the piercing, and can be...
Sarcoidosis, with no known cause or cure, produces granulomas that manufacture activated vitamin D, creating increased intestinal absorption of calcium, elevating levels in the blood and urine called hypercalcemia. Granulomas, atypical...
